Pith Number

pith:42GAUMMP

pith:2012:42GAUMMP33KDG2YIYKFUU5KQGA

not attested not anchored not stored refs pending

HI intensity mapping : a single dish approach

A. Pourtsidou, B. Maffei, C. Dickinson, G. Heron, I. W. A. Browne, R. A. Battye

arxiv:1209.0343 v1 · 2012-09-03 · astro-ph.CO

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{42GAUMMP33KDG2YIYKFUU5KQGA}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T03:13:43.566596Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e68c0a318fded4336b08c28b4a7550300be7d19d2bdd1ab072996d7fa762fe79

Aliases

arxiv: 1209.0343 · arxiv_version: 1209.0343v1 · doi: 10.48550/arxiv.1209.0343 · pith_short_12: 42GAUMMP33KD · pith_short_16: 42GAUMMP33KDG2YI · pith_short_8: 42GAUMMP

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/42GAUMMP33KDG2YIYKFUU5KQGA \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: e68c0a318fded4336b08c28b4a7550300be7d19d2bdd1ab072996d7fa762fe79

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9ef0028b932df40bea7bc3e80ec615958662564f65d55dc40b3ebc576b8c22ab",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-09-03T13:23:08Z",
    "title_canon_sha256": "812674482b38775c5bbac9c7512f98436e1f723deb03410dd84a2221418d6f7a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1209.0343",
    "kind": "arxiv",
    "version": 1
  }
}